Localities: Nordmarka: 05.05.2013
| Reporter: | Hjalmar Larsen |
| Observers: | Hjalmar Larsen |
| Site: | Nordmarka () |
| Date: | 2013-05-05 |
| Activity: | Spring phenology |
Observation
| Species: | Chaffinch (Fringilla coelebs) | |
| Phenophase: | Arrival | 01.05.2013 |
| Species: | Chiffchaff (Phylloscopus collybita) | |
| Phenophase: | Arrival | 02.05.2013 |
| Comments: | Hørt og sett |
| Species: | Willow Warbler (Phylloscopus trochilus) | |
| Phenophase: | Arrival | 29.04.2013 |
| Comments: | Hørt, ikke sett |